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    <meta name="description" content="操作员管理获取所有操作员可以按照模糊查询查除登录用户外的操作员，如果不传值，则查所有（除登录用户），并获取到用户对应的角色信息 controller12345678910111213141516171819202122232425262728293031323334353637import com.czr.common.RspBean;import com.czr.pojo.Admin;impor">
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<meta property="og:description" content="操作员管理获取所有操作员可以按照模糊查询查除登录用户外的操作员，如果不传值，则查所有（除登录用户），并获取到用户对应的角色信息 controller12345678910111213141516171819202122232425262728293031323334353637import com.czr.common.RspBean;import com.czr.pojo.Admin;impor">
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            <h1 style="display: none">操作员管理</h1>
            
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                    本文最后更新于：2023年5月31日 上午
                  
                
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                <h2 id="操作员管理"><a href="#操作员管理" class="headerlink" title="操作员管理"></a>操作员管理</h2><h3 id="获取所有操作员"><a href="#获取所有操作员" class="headerlink" title="获取所有操作员"></a>获取所有操作员</h3><p>可以按照模糊查询查除登录用户外的操作员，如果不传值，则查所有（除登录用户），并获取到用户对应的角色信息</p>
<h4 id="controller"><a href="#controller" class="headerlink" title="controller"></a>controller</h4><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br></pre></td><td class="code"><pre><code class="hljs java"><span class="hljs-keyword">import</span> com.czr.common.RspBean;<br><span class="hljs-keyword">import</span> com.czr.pojo.Admin;<br><span class="hljs-keyword">import</span> com.czr.service.IAdminService;<br><span class="hljs-keyword">import</span> io.swagger.annotations.Api;<br><span class="hljs-keyword">import</span> io.swagger.annotations.ApiOperation;<br><span class="hljs-keyword">import</span> org.springframework.beans.factory.annotation.Autowired;<br><span class="hljs-keyword">import</span> org.springframework.web.bind.annotation.GetMapping;<br><span class="hljs-keyword">import</span> org.springframework.web.bind.annotation.RequestMapping;<br><span class="hljs-keyword">import</span> org.springframework.web.bind.annotation.RestController;<br><br><span class="hljs-keyword">import</span> java.util.List;<br><br><span class="hljs-comment">/**</span><br><span class="hljs-comment"> * &lt;p&gt;</span><br><span class="hljs-comment"> * 前端控制器</span><br><span class="hljs-comment"> * &lt;/p&gt;</span><br><span class="hljs-comment"> *</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@author</span> czr</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@since</span> 2023-05-17</span><br><span class="hljs-comment"> */</span><br><span class="hljs-meta">@RestController</span><br><span class="hljs-meta">@RequestMapping(&quot;/system/admin&quot;)</span><br><span class="hljs-meta">@Api(tags = &quot;AdminController&quot;)</span><br><span class="hljs-keyword">public</span> <span class="hljs-keyword">class</span> <span class="hljs-title class_">AdminController</span> &#123;<br><br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-keyword">private</span> IAdminService adminService;<br><br>    <span class="hljs-meta">@ApiOperation(value = &quot;查询所有操作员&quot;)</span><br>    <span class="hljs-meta">@GetMapping(&quot;/&quot;)</span><br>    <span class="hljs-keyword">public</span> RspBean <span class="hljs-title function_">getAllAdmins</span><span class="hljs-params">(String key)</span> &#123;<br>        List&lt;Admin&gt; adminList = adminService.getAllAdmins(key);<br>        <span class="hljs-keyword">return</span> RspBean.success(<span class="hljs-string">&quot;success!&quot;</span>, adminList);<br>    &#125;<br><br>&#125;<br><br></code></pre></td></tr></table></figure>

<h4 id="service"><a href="#service" class="headerlink" title="service"></a>service</h4><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br><span class="line">101</span><br><span class="line">102</span><br><span class="line">103</span><br><span class="line">104</span><br><span class="line">105</span><br><span class="line">106</span><br><span class="line">107</span><br><span class="line">108</span><br><span class="line">109</span><br><span class="line">110</span><br><span class="line">111</span><br><span class="line">112</span><br><span class="line">113</span><br><span class="line">114</span><br><span class="line">115</span><br><span class="line">116</span><br><span class="line">117</span><br><span class="line">118</span><br><span class="line">119</span><br><span class="line">120</span><br><span class="line">121</span><br><span class="line">122</span><br><span class="line">123</span><br><span class="line">124</span><br><span class="line">125</span><br><span class="line">126</span><br><span class="line">127</span><br></pre></td><td class="code"><pre><code class="hljs java"><span class="hljs-keyword">import</span> com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;<br><span class="hljs-keyword">import</span> com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;<br><span class="hljs-keyword">import</span> com.czr.common.RspBean;<br><span class="hljs-keyword">import</span> com.czr.mapper.AdminMapper;<br><span class="hljs-keyword">import</span> com.czr.mapper.RoleMapper;<br><span class="hljs-keyword">import</span> com.czr.pojo.Admin;<br><span class="hljs-keyword">import</span> com.czr.pojo.Role;<br><span class="hljs-keyword">import</span> com.czr.service.IAdminService;<br><span class="hljs-keyword">import</span> com.czr.utils.JwtTokenUtil;<br><span class="hljs-keyword">import</span> org.springframework.beans.factory.annotation.Autowired;<br><span class="hljs-keyword">import</span> org.springframework.beans.factory.annotation.Value;<br><span class="hljs-keyword">import</span> org.springframework.context.annotation.Lazy;<br><span class="hljs-keyword">import</span> org.springframework.security.authentication.UsernamePasswordAuthenticationToken;<br><span class="hljs-keyword">import</span> org.springframework.security.core.context.SecurityContextHolder;<br><span class="hljs-keyword">import</span> org.springframework.security.core.userdetails.UserDetails;<br><span class="hljs-keyword">import</span> org.springframework.security.core.userdetails.UserDetailsService;<br><span class="hljs-keyword">import</span> org.springframework.security.crypto.password.PasswordEncoder;<br><span class="hljs-keyword">import</span> org.springframework.stereotype.Service;<br><br><span class="hljs-keyword">import</span> javax.servlet.http.HttpServletRequest;<br><span class="hljs-keyword">import</span> java.util.HashMap;<br><span class="hljs-keyword">import</span> java.util.List;<br><span class="hljs-keyword">import</span> java.util.Map;<br><br><span class="hljs-comment">/**</span><br><span class="hljs-comment"> * &lt;p&gt;</span><br><span class="hljs-comment"> * 服务实现类</span><br><span class="hljs-comment"> * &lt;/p&gt;</span><br><span class="hljs-comment"> *</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@author</span> czr</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@since</span> 2023-05-17</span><br><span class="hljs-comment"> */</span><br><span class="hljs-meta">@Service</span><br><span class="hljs-keyword">public</span> <span class="hljs-keyword">class</span> <span class="hljs-title class_">AdminServiceImpl</span> <span class="hljs-keyword">extends</span> <span class="hljs-title class_">ServiceImpl</span>&lt;AdminMapper, Admin&gt; <span class="hljs-keyword">implements</span> <span class="hljs-title class_">IAdminService</span> &#123;<br><br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-meta">@Lazy</span><br>    <span class="hljs-keyword">private</span> UserDetailsService userDetailsService;<br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-meta">@Lazy</span><br>    <span class="hljs-keyword">private</span> PasswordEncoder passwordEncoder;<br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-keyword">private</span> JwtTokenUtil jwtTokenUtil;<br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-keyword">private</span> AdminMapper adminMapper;<br>    <span class="hljs-meta">@Autowired</span><br>    <span class="hljs-keyword">private</span> RoleMapper roleMapper;<br><br>    <span class="hljs-meta">@Value(&quot;$&#123;jwt.tokenHead&#125;&quot;)</span><br>    <span class="hljs-keyword">private</span> String tokenHead;<br><br>    <span class="hljs-comment">/**</span><br><span class="hljs-comment">     * 登陆后返回token</span><br><span class="hljs-comment">     *</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> username</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> password</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> request</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@return</span></span><br><span class="hljs-comment">     */</span><br>    <span class="hljs-meta">@Override</span><br>    <span class="hljs-keyword">public</span> RspBean <span class="hljs-title function_">login</span><span class="hljs-params">(String username, String password, HttpServletRequest request)</span> &#123;<br>        <span class="hljs-comment">//获取到userDetails</span><br>        <span class="hljs-type">UserDetails</span> <span class="hljs-variable">userDetails</span> <span class="hljs-operator">=</span> userDetailsService.loadUserByUsername(username);<br>        System.out.println(userDetails.getPassword());<br>        <span class="hljs-comment">//判断userDetails是否为空，密码是否正确，账号是否启用</span><br>        <span class="hljs-keyword">if</span> (<span class="hljs-literal">null</span> == userDetails || passwordEncoder.matches(password, userDetails.getPassword())) &#123;<br>            <span class="hljs-keyword">return</span> RspBean.error(<span class="hljs-string">&quot;用户名密码不正确&quot;</span>);<br>        &#125;<br>        <span class="hljs-keyword">if</span> (!userDetails.isEnabled()) &#123;<br>            <span class="hljs-keyword">return</span> RspBean.error(<span class="hljs-string">&quot;账号未启用&quot;</span>);<br>        &#125;<br><br>        <span class="hljs-comment">//更新security到全局</span><br>        <span class="hljs-comment">/**</span><br><span class="hljs-comment">         * 这段代码是使用Spring Security的身份验证机制，将用户的详细信息、空凭证和权限设置为一个身份验证令牌，并将其设置为当前安全上下文的身份验证。</span><br><span class="hljs-comment">         * 这样可以确保在后续的请求中，系统能够正确地识别已经通过身份验证的用户并授权其访问相应的资源</span><br><span class="hljs-comment">         */</span><br>        <span class="hljs-type">UsernamePasswordAuthenticationToken</span> <span class="hljs-variable">authenticationToken</span> <span class="hljs-operator">=</span> <span class="hljs-keyword">new</span> <span class="hljs-title class_">UsernamePasswordAuthenticationToken</span>(userDetails, <span class="hljs-literal">null</span>, userDetails.getAuthorities());<br>        SecurityContextHolder.getContext().setAuthentication(authenticationToken);<br><br>        <span class="hljs-comment">//生成token</span><br>        <span class="hljs-type">String</span> <span class="hljs-variable">token</span> <span class="hljs-operator">=</span> jwtTokenUtil.generateToken(userDetails);<br>        Map&lt;String, String&gt; tokenMap = <span class="hljs-keyword">new</span> <span class="hljs-title class_">HashMap</span>&lt;&gt;();<br>        tokenMap.put(<span class="hljs-string">&quot;token&quot;</span>, token);<br>        tokenMap.put(<span class="hljs-string">&quot;tokenHead&quot;</span>, tokenHead);<br>        <span class="hljs-keyword">return</span> RspBean.success(<span class="hljs-string">&quot;登录成功&quot;</span>, tokenMap);<br>    &#125;<br><br>    <span class="hljs-comment">/**</span><br><span class="hljs-comment">     * 从数据库中获取用户信息</span><br><span class="hljs-comment">     *</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> username</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@return</span></span><br><span class="hljs-comment">     */</span><br>    <span class="hljs-meta">@Override</span><br>    <span class="hljs-keyword">public</span> Admin <span class="hljs-title function_">getAdminByUsername</span><span class="hljs-params">(String username)</span> &#123;<br>        <span class="hljs-type">Admin</span> <span class="hljs-variable">admin</span> <span class="hljs-operator">=</span> adminMapper.selectOne(<span class="hljs-keyword">new</span> <span class="hljs-title class_">QueryWrapper</span>&lt;Admin&gt;().eq(<span class="hljs-string">&quot;username&quot;</span>, username).eq(<span class="hljs-string">&quot;enabled&quot;</span>, <span class="hljs-literal">true</span>));<br>        <span class="hljs-keyword">return</span> admin;<br>    &#125;<br><br>    <span class="hljs-comment">/**</span><br><span class="hljs-comment">     * 根据用户id查询角色列表</span><br><span class="hljs-comment">     *</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> adminId</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@return</span></span><br><span class="hljs-comment">     */</span><br>    <span class="hljs-meta">@Override</span><br>    <span class="hljs-keyword">public</span> List&lt;Role&gt; <span class="hljs-title function_">getRoles</span><span class="hljs-params">(Integer adminId)</span> &#123;<br><br>        List&lt;Role&gt; roleList = roleMapper.getRoles(adminId);<br>        <span class="hljs-keyword">return</span> roleList;<br>    &#125;<br><br>    <span class="hljs-comment">/**</span><br><span class="hljs-comment">     * 获取全部操作员</span><br><span class="hljs-comment">     *</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> key</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@return</span></span><br><span class="hljs-comment">     */</span><br>    <span class="hljs-meta">@Override</span><br>    <span class="hljs-keyword">public</span> List&lt;Admin&gt; <span class="hljs-title function_">getAllAdmins</span><span class="hljs-params">(String key)</span> &#123;<br>        <span class="hljs-type">Admin</span> <span class="hljs-variable">admin</span> <span class="hljs-operator">=</span> (Admin) SecurityContextHolder.getContext().getAuthentication().getPrincipal();<br>        List&lt;Admin&gt; adminList = adminMapper.getAllAdmins(admin.getId(), key);<br>        <span class="hljs-keyword">return</span> adminList;<br>    &#125;<br>&#125;<br><br></code></pre></td></tr></table></figure>

<h4 id="mapper"><a href="#mapper" class="headerlink" title="mapper"></a>mapper</h4><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br></pre></td><td class="code"><pre><code class="hljs java"><span class="hljs-keyword">import</span> com.baomidou.mybatisplus.core.mapper.BaseMapper;<br><span class="hljs-keyword">import</span> com.czr.pojo.Admin;<br><span class="hljs-keyword">import</span> org.apache.ibatis.annotations.Param;<br><br><span class="hljs-keyword">import</span> java.util.List;<br><br><span class="hljs-comment">/**</span><br><span class="hljs-comment"> * &lt;p&gt;</span><br><span class="hljs-comment"> * Mapper 接口</span><br><span class="hljs-comment"> * &lt;/p&gt;</span><br><span class="hljs-comment"> *</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@author</span> czr</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@since</span> 2023-05-17</span><br><span class="hljs-comment"> */</span><br><span class="hljs-keyword">public</span> <span class="hljs-keyword">interface</span> <span class="hljs-title class_">AdminMapper</span> <span class="hljs-keyword">extends</span> <span class="hljs-title class_">BaseMapper</span>&lt;Admin&gt; &#123;<br><br>    <span class="hljs-comment">/**</span><br><span class="hljs-comment">     * 获取所有操作员</span><br><span class="hljs-comment">     *</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> id</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@param</span> keywords</span><br><span class="hljs-comment">     * <span class="hljs-doctag">@return</span></span><br><span class="hljs-comment">     */</span><br>    List&lt;Admin&gt; <span class="hljs-title function_">getAllAdmins</span><span class="hljs-params">(<span class="hljs-meta">@Param(&quot;id&quot;)</span> Integer id, <span class="hljs-meta">@Param(&quot;keywords&quot;)</span> String keywords)</span>;<br>&#125;<br><br></code></pre></td></tr></table></figure>

<h4 id="xml"><a href="#xml" class="headerlink" title="xml"></a>xml</h4><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br></pre></td><td class="code"><pre><code class="hljs xml"><span class="hljs-meta">&lt;?xml version=<span class="hljs-string">&quot;1.0&quot;</span> encoding=<span class="hljs-string">&quot;UTF-8&quot;</span>?&gt;</span><br><span class="hljs-meta">&lt;!DOCTYPE <span class="hljs-keyword">mapper</span> <span class="hljs-keyword">PUBLIC</span> <span class="hljs-string">&quot;-//mybatis.org//DTD Mapper 3.0//EN&quot;</span> <span class="hljs-string">&quot;http://mybatis.org/dtd/mybatis-3-mapper.dtd&quot;</span>&gt;</span><br><span class="hljs-tag">&lt;<span class="hljs-name">mapper</span> <span class="hljs-attr">namespace</span>=<span class="hljs-string">&quot;com.czr.mapper.AdminMapper&quot;</span>&gt;</span><br><br>    <span class="hljs-comment">&lt;!-- 通用查询映射结果 --&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">resultMap</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;BaseResultMap&quot;</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;com.czr.pojo.Admin&quot;</span>&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">id</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;id&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;id&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;name&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;name&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;phone&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;phone&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;telephone&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;telephone&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;address&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;address&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;enabled&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;enabled&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;username&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;username&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;password&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;password&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;userFace&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;userFace&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;remark&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;remark&quot;</span> /&gt;</span><br>    <span class="hljs-tag">&lt;/<span class="hljs-name">resultMap</span>&gt;</span><br><br>    <span class="hljs-comment">&lt;!-- 通用查询结果列 --&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">sql</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;Base_Column_List&quot;</span>&gt;</span><br>        id, name, phone, telephone, address, enabled, username, password, userFace, remark<br>    <span class="hljs-tag">&lt;/<span class="hljs-name">sql</span>&gt;</span><br><br>    <span class="hljs-comment">&lt;!--查询所有操作员--&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">select</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;getAllAdmins&quot;</span> <span class="hljs-attr">resultMap</span>=<span class="hljs-string">&quot;AdminWithRole&quot;</span>&gt;</span><br>        SELECT<br>            a.* ,<br>            r.id rid,<br>            r.`name` rname,<br>            r.nameZh rnameZh<br>        FROM<br>            t_admin a<br>                LEFT JOIN t_admin_role ar ON a.id = ar.adminId<br>                LEFT JOIN t_role r ON r.id = ar.rid<br>        WHERE<br>            a.id != #&#123;id&#125;<br>        <span class="hljs-tag">&lt;<span class="hljs-name">if</span> <span class="hljs-attr">test</span>=<span class="hljs-string">&#x27;null!=keywords and &quot; &quot;!=keywords&#x27;</span>&gt;</span><br>            AND a.`name` LIKE CONCAT(&#x27;%&#x27;, #&#123;keywords&#125;, &#x27;%&#x27;)<br>        <span class="hljs-tag">&lt;/<span class="hljs-name">if</span>&gt;</span><br>        ORDER BY<br>            a.id<br>    <span class="hljs-tag">&lt;/<span class="hljs-name">select</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">resultMap</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;AdminWithRole&quot;</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;com.czr.pojo.Admin&quot;</span> <span class="hljs-attr">extends</span>=<span class="hljs-string">&quot;BaseResultMap&quot;</span>&gt;</span><br>        <span class="hljs-tag">&lt;<span class="hljs-name">collection</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;roles&quot;</span> <span class="hljs-attr">ofType</span>=<span class="hljs-string">&quot;com.czr.pojo.Role&quot;</span>&gt;</span><br>            <span class="hljs-tag">&lt;<span class="hljs-name">id</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;rid&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;id&quot;</span> /&gt;</span><br>            <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;rname&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;name&quot;</span> /&gt;</span><br>            <span class="hljs-tag">&lt;<span class="hljs-name">result</span> <span class="hljs-attr">column</span>=<span class="hljs-string">&quot;rnameZh&quot;</span> <span class="hljs-attr">property</span>=<span class="hljs-string">&quot;nameZh&quot;</span> /&gt;</span><br>        <span class="hljs-tag">&lt;/<span class="hljs-name">collection</span>&gt;</span><br>    <span class="hljs-tag">&lt;/<span class="hljs-name">resultMap</span>&gt;</span><br><span class="hljs-tag">&lt;/<span class="hljs-name">mapper</span>&gt;</span><br><br></code></pre></td></tr></table></figure>

<h4 id="碰到的问题："><a href="#碰到的问题：" class="headerlink" title="碰到的问题："></a>碰到的问题：</h4><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br></pre></td><td class="code"><pre><code class="hljs xml">错误：<br><span class="hljs-tag">&lt;<span class="hljs-name">if</span> <span class="hljs-attr">test</span>=<span class="hljs-string">&#x27;null!=keywords and &quot; &quot;!=keywords&#x27;</span>&gt;</span><br>    AND a.`name` LIKE CONCAT(&#x27;%&#x27;, #&#123;keywords&#125;, &#x27;%&#x27;)<br><span class="hljs-tag">&lt;/<span class="hljs-name">if</span>&gt;</span><br><br>正确：<br><span class="hljs-tag">&lt;<span class="hljs-name">if</span> <span class="hljs-attr">test</span>=<span class="hljs-string">&quot;null!=keywords and &#x27; &#x27;!=keywords&quot;</span>&gt;</span><br>    AND a.`name` LIKE CONCAT(&#x27;%&#x27;, #&#123;keywords&#125;, &#x27;%&#x27;)<br><span class="hljs-tag">&lt;/<span class="hljs-name">if</span>&gt;</span><br></code></pre></td></tr></table></figure>

<p>如果传入的值是字符串，然后用 ‘ ’!&#x3D;keywords去比较的话会转成char型进行对比，如果是中文则会报错</p>
<p><img src="https://gitee.com/czrgitee/typora-drawing-bed/raw/master/image/202305311028153.png" srcset="/img/loading.gif" lazyload alt="image-20230531102824913"></p>
<p>正确的方式是用” “!&#x3D;keywords包裹在单引号里面</p>

                
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